Cotter Schools-st. Marys Campus serves 69 students in grades Kindergarten, is a member of the National Catholic Educational Association (NCEA).
The student:teacher of Cotter Schools-st. Marys Campus is 14:1 and the school's religious affiliation is Catholic.
Quick Stats (2025)
- Top Ranked MN School
- School Type: Early Childhood / Day Care
- Grades: Kindergarten
- Enrollment: 69 students
- Yearly Tuition: $35,000
- Average class size: 18 students
- Application Deadline: None / Rolling
- Source: National Center for Education Statistics (NCES)
Top Rankings
Cotter Schools-st. Marys Campus ranks among the top 20% of private schools in Minnesota for:
School Overview
School Type
School Membership(s)School Assoc.
Religious Affiliation
Grades Offered
Grades Kindergarten
Year Founded
1911
School Calendar
First Day of School
Mon. Sep 1, 2025
Campus Size
45
School Motto
Education is a partnership between school, home, and community.
School Mascot
Rowdy
Student Body
Total Students
69 students
Student Body Type
Co-ed
% Students of Color
3%
State avg.: 22%
Students by Grade

Academics and Faculty
Total Classroom Teachers
5 teachers
Student : Teacher Ratio
14:1
National avg.: 13:1
Average Class Size
18 students
Number of AP Courses
11 courses
School Colors
White, Royal blue
Tuition and Acceptance Rate
Admission Deadline
None / Rolling
Yearly Tuition Cost
$35,000
Application URL
Endowment Size
$50 million
School Notes
- Sample of notable school alumni/alumnae:
- Damien Fair, MacArthur genius grant winner, class of '94 -
- Bob Kierlin, founder of a Fortune 500 Company, class of '57 -
Source: National Center for Education Statistics (NCES)
Frequently Asked Questions
How much does Cotter Schools-st. Marys Campus cost?
Cotter Schools-st. Marys Campus's tuition is approximately $35,000 for private students.
Who are famous alumni from Cotter Schools-st. Marys Campus?
Cotter Schools-st. Marys Campus famous alumni include: Damien Fair, MacArthur genius grant winner, class of '94 and Bob Kierlin, founder of a Fortune 500 Company, class of '57.
What is Cotter Schools-st. Marys Campus's ranking?
Cotter Schools-st. Marys Campus ranks among the top 20% of private schools in Minnesota for: Oldest founding date and Largest endowments.
When is the application deadline for Cotter Schools-st. Marys Campus?
The application deadline for Cotter Schools-st. Marys Campus is rolling (applications are reviewed as they are received year-round).
School Reviews
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